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/* Copyright (C) 2003 MySQL AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA */
#ifndef PACKER_HPP
#define PACKER_HPP
#include <TransporterDefinitions.hpp>
#include "TransporterInternalDefinitions.hpp"
class Packer {
Uint32 preComputedWord1;
Uint32 checksumUsed; // Checksum shall be included in the message
Uint32 signalIdUsed; // Senders signal id shall be included in the message
public:
Packer(bool signalId, bool checksum);
Uint32 getMessageLength(const SignalHeader* header,
const LinearSectionPtr ptr[3]) const ;
Uint32 getMessageLength(const SignalHeader* header,
const SegmentedSectionPtr ptr[3]) const ;
void pack(Uint32 * insertPtr,
Uint32 prio,
const SignalHeader* header,
const Uint32* data,
const LinearSectionPtr ptr[3]) const ;
void pack(Uint32 * insertPtr,
Uint32 prio,
const SignalHeader* header,
const Uint32* data,
class SectionSegmentPool & thePool,
const SegmentedSectionPtr ptr[3]) const ;
};
inline
Uint32
Packer::getMessageLength(const SignalHeader* header,
const LinearSectionPtr ptr[3]) const {
Uint32 tLen32 = header->theLength;
Uint32 no_seg = header->m_noOfSections;
tLen32 += checksumUsed;
tLen32 += signalIdUsed;
tLen32 += no_seg;
for(Uint32 i = 0; i<no_seg; i++){
tLen32 += ptr[i].sz;
}
return (tLen32 * 4) + sizeof(Protocol6);
}
inline
Uint32
Packer::getMessageLength(const SignalHeader* header,
const SegmentedSectionPtr ptr[3]) const {
Uint32 tLen32 = header->theLength;
Uint32 no_seg = header->m_noOfSections;
tLen32 += checksumUsed;
tLen32 += signalIdUsed;
tLen32 += no_seg;
for(Uint32 i = 0; i<no_seg; i++){
tLen32 += ptr[i].sz;
}
return (tLen32 * 4) + sizeof(Protocol6);
}
#endif
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